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Cheryl P. Petersen
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Acton, MA, US
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last 30 patents
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Patent Grant
Electroluminescent devices comprising polymers, and processes for t...
Patent number
5,571,626
Issue date
Nov 5, 1996
Polaroid Corporation
William J. Cumming
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Electroluminescent devices comprising polymers, and processes for t...
Patent number
5,376,456
Issue date
Dec 27, 1994
Polaroid Corporation
William J. Cumming
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Thermal imaging with ylide dyes
Patent number
4,894,358
Issue date
Jan 16, 1990
Polaroid Corporation
Michael P. Filosa
C07 - ORGANIC CHEMISTRY
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Patent Grant
Color transfer photographic processes and products with indole phth...
Patent number
4,615,966
Issue date
Oct 7, 1986
Polaroid Corporation
Alan L. Borror
C07 - ORGANIC CHEMISTRY